Heterogeneous traffic reduces capacity mainly because of:
Choose the correct answer
Absence of two-wheelers
Identical vehicle behaviour
Uniform lane discipline
Different sizes, speeds and manoeuvrability
Correct Answer
D. Different sizes, speeds and manoeuvrability
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Vehicle mix causes speed variation, lateral movement and friction. Reference: IRC:106-1990 Guidelines for Capacity of Urban Roads in Plain Areas; public PDF page references where text available mixed traffic/capacity methodology
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This MCQ belongs to Geometric Design of Highways and Traffic Engineering. Full tests include timed attempts, rank comparison and subject-wise analysis.